Cambridge Engineering S1850 - Table of Contents

S-SERIES
BLOW-THRU
®
SPACE HEATER
TECHNICAL MANUAL
Cambridge Engineering, Inc.
760 Long Road Crossing Dr.
Chesterfield, MO. 63005
Phone: (636) 532-2233, (800) 899-1989
Fax: (636) 530-6133
www.cambridge-eng.com
Copyright  2018
Cambridge Engineering, Inc.
All Rights Reserved
Contents
Hazard Summary ..............................................................................................................2
Typical System Overview .................................................................................................3
Accessory Identication ..................................................................................................3
Heater Operation ............................................................................................................. 4
Heater Conguration .......................................................................................................4
Installation Instructions .....................................................................................................5
Uncrating Instructions .....................................................................................................5
Mounting Location ..........................................................................................................5
Roof Top Mounting - Curb / Stand / Rail .......................................................................6
Roof Top / Thru Wall Mounting - Stand / Rail ...............................................................7
Under Roof Mounting - Curb .........................................................................................7
Roof Top Mounting .........................................................................................................8
Thru Wall Mounting ......................................................................................................10
Roof Top / Thru Wall Mounting ...................................................................................12
Under Roof Mounting ...................................................................................................14
Vertical Indoor Mounting .............................................................................................. 16
Vertical Outdoor Mounting ...........................................................................................18
Rain Hood Inlet Skirt ...................................................................................................20
Unit Inlet Skirt ..............................................................................................................21
Gas Piping ..................................................................................................................... 22
Electrical Wiring ..........................................................................................................23
Start-Up Instructions ....................................................................................................... 24
Calibration Procedures ...................................................................................................29
Operating Instructions .....................................................................................................32
Operating Sequence ......................................................................................................32
Electronic Thermostat ...................................................................................................33
TSS Controller .............................................................................................................35
Maintenance Instructions ................................................................................................44
Troubleshooting Instructions ..........................................................................................48
Troubleshooting Guide..................................................................................................48
Damper Motor Replacement & Adjustment .................................................................54
Reference ........................................................................................................................56
Electrical Control Enclosure Isometric Drawing .......................................................... 56
Electrical Wiring Diagrams ..........................................................................................57
Electrical Connection Diagram .................................................................................... 62
Gas Train Drawings ......................................................................................................63
Individual Component Descriptions .............................................................................67
ANSI/ASHRAE/IESNA Standard 90.1 ........................................................................73